344168131 has 2 divisors, whose sum is σ = 344168132. Its totient is φ = 344168130.

The previous prime is 344168119. The next prime is 344168137. The reversal of 344168131 is 131861443.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 344168131 - 2⁹ = 344167619 is a prime.

It is a super-2 number, since 2×344168131² = 236903404792066322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 344168093 and 344168102.

It is not a weakly prime, because it can be changed into another prime (344168137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172084065 + 172084066.

It is an arithmetic number, because the mean of its divisors is an integer number (172084066).

Almost surely, 2^344168131 is an apocalyptic number.

344168131 is a deficient number, since it is larger than the sum of its proper divisors (1).

344168131 is an equidigital number, since it uses as much as digits as its factorization.

344168131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 31.

The square root of 344168131 is about 18551.7689453055. The cubic root of 344168131 is about 700.7937465506.

The spelling of 344168131 in words is "three hundred forty-four million, one hundred sixty-eight thousand, one hundred thirty-one".